1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 13458338431081722
  3. BFO 24Q8CL

BFO 24Q8CL Cylinder Head Kit Performance 70CC 50CC

fits model: Crf70, Xr70, C70. make: Honda. year: 1970.

24q8cl Bfo Cylinder Head Complete Kit For Honda Crf70 Xr70 Ct 70 C70 70cc 50cc Performance

( Brand: Bfo ), ( Manufacturer Part Number: 24Q8CL ), ( Bundle Listing: Yes ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Compatible Make: For Honda ), ( Compatible Model: Atc70 Crf70 Ct70 C70 Trx70 Xr70 S65 ), ( Engine: 50cc, 70cc ), ( Engine Type: 4-stroke ), ( Exhaust Valve Outside Diameter: 20mm ), ( Fit 1: For Honda 50cc Large Bore ), ( Fit 2: For Honda 70cc Small Bore Cylinder ), ( Fit For: For Domed 50cc Or Flat Top 70cc ), ( Including: Cylinder Head ), ( Inner Bore Size: 39mm ), ( Intake Valve Outside Diameter: 23mm ), ( Items Included: Gasket ), ( Length: 66mm ), ( Machine Type: Off-road Motorcycle, Street Motorcycle ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. ), ( Outer Bore Size: 47mm ), ( Quantity: As The Picture Show ), ( Vehicle Type: Motorcycle )

Review BFO Cylinder Head Complete Kit Honda Ct 50cc Performance fits CRF70 XR70 C70 1970

Introducing the BFO 24Q8CL Cylinder Head Kit, specifically designed for Honda CRF70, XR70, C70, and 70cc/50cc models. This high-performance cylinder head kit is an excellent upgrade for riders seeking increased power and improved engine efficiency.

The BFO 24Q8CL Cylinder Head Kit boasts several significant upgrades from OEM components. The cylinder head itself is made of a more robust material, allowing it to withstand the rigors of high-performance riding. The kit also includes high-performance exhaust valves, which provide superior flow and improved exhaust gasses expulsion, resulting in increased horsepower and torque.

Moreover, this cylinder head kit features upgraded intake valves, which enable better airflow into the combustion chamber. The intake ports have been redesigned to maximize air velocity and volume, ensuring optimal fuel-air mixture for efficient combustion. This results in improved engine response and increased power output.

The BFO 24Q8CL Cylinder Head Kit is also equipped with high-performance valve springs. These springs provide improved valve control, allowing for better engine response and improved throttle response. Additionally, the valve springs help maintain valve position under high RPMs, ensuring consistent power delivery throughout the rev range.

The cylinder head kit also includes upgraded valve guides and seats, which ensure proper sealing and reduce the risk of leaks. The valve guides have been redesigned to provide improved rigidity and durability, ensuring optimal valve positioning for maximum performance.

Installation of the BFO 24Q8CL Cylinder Head Kit is relatively straightforward and can be accomplished with common hand tools. The kit includes all necessary hardware, making it a convenient and cost-effective solution for riders seeking a high-performance upgrade for their Honda CRF70, XR70, C70, or 70cc/50cc model.

In summary, the BFO 24Q8CL Cylinder Head Kit is an excellent upgrade for riders seeking increased power and improved engine efficiency on their Honda CRF70, XR70, C70, or 70cc/50cc model. With upgraded cylinder head, high-performance exhaust and intake valves, improved valve springs, and upgraded valve guides and seats, this kit provides a significant power boost while improving engine response and overall performance.

Buying a BFO 24Q8CL cylinder head kit for a Honda CRF70, XR70, C70, or 70cc/50cc model motorcycle can be a consideration for those looking to improve the performance of their bike. Let's examine some potential pros and cons of this investment.

Pros:

1. Enhanced Power: The BFO 24Q8CL cylinder head kit is designed to increase the flow of air and fuel into the engine, leading to improved combustion and, ultimately, more power. This can make your motorcycle more responsive and quicker in acceleration.

2. Improved Engine Running: The new cylinder head can help reduce engine heat, improve throttle response, and provide a smoother overall riding experience.

3. Customization: Upgrading your motorcycle's cylinder head is a popular modification among enthusiasts, allowing you to join a community of like-minded riders and potentially improve your bike's resale value.

4. Cost-Effective: Compared to other performance upgrades, a cylinder head kit is a relatively affordable investment that can yield significant power gains.

Cons:

1. Installation Complexity: Installing a new cylinder head is a more complex process than some other modifications. It may require specialized tools and a fair amount of mechanical knowledge to ensure the job is done correctly.

2. Risk of Damage: During the installation process, there is a risk of damaging other components if not done carefully, which could result in additional costs.

3. Performance Variability: Results may vary depending on the specific condition of the engine and other factors. Some riders might not notice a significant difference in power after the upgrade.

Conclusion:

The decision to buy a BFO 24Q8CL cylinder head kit for your Honda CRF70, XR70, C70, or 50cc/70cc model motorcycle ultimately comes down to your personal goals, budget, and mechanical capabilities. If you're looking for a cost-effective way to enhance your bike's power and performance, this upgrade could be a worthwhile investment. However, be prepared for the installation complexity and potential risks involved. If you're unsure about your mechanical abilities, it may be wise to seek professional help or consider other, less complex modifications.

Recommendation:

If you decide to move forward with the cylinder head kit upgrade, ensure you have a solid understanding of the installation process and the tools required. Additionally, consider purchasing the kit from a reputable dealer to minimize the risk of receiving a counterfeit product. Lastly, be prepared for potential variations in performance and consider the long-term benefits, such as improved engine running and the potential for increased resale value.

Details:

Compare the Combustion Chamber Size shown below, to your current head. For Honda S65. This head will only work with FLAT TOP pistons.

For Honda TRX70. This head will only work with DOMED pistons. For Honda ATC70 1978-1985. Cylinder Head for Honda CRF70 XR70 CT70 C70 ATC70 TRX70 S65 50cc Large Bore / 70cc Small.

specifications cylindermotorcycleiz:

  • for models: Crf70, Xr70, C70
  • for makes: Honda
  • for years: 1970
  • brand: Bfo
  • mpn: 24q8cl
  • bundle listing: Yes
  • california prop 65 warning: California Prop 65 Warning
  • compatible make: For Honda
  • compatible model: Atc70 Crf70 Ct70 C70 Trx70 Xr70 S65
  • engine: 50cc, 70cc
  • engine type: 4-stroke
  • exhaust valve outside diameter: 20mm
  • fit 1: For Honda 50cc Large Bore
  • fit 2: For Honda 70cc Small Bore Cylinder
  • fit for: For Domed 50cc Or Flat Top 70cc
  • including: Cylinder Head
  • inner bore size: 39mm
  • intake valve outside diameter: 23mm
  • items included: Gasket
  • length: 66mm
  • machine type: Off-road Motorcycle, Street Motorcycle
  • note: No Instruction Included
  • notice: This Is Aftermarket Replcement Part.
  • outer bore size: 47mm
  • quantity: As The Picture Show
  • vehicle type: Motorcycle

returns cylindermotorcycleiz:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

seller cylindermotorcycleiz:

  • city: Rowland height, California
  • rating: 99.3%
  • # reviews: 21678

shipping cylindermotorcycleiz:

  • cost: $0.00
  • transit: 4-8 Days
  • carrier: FedEx
  • class: Standard
  • service: FedEx Ground / FedEx Home Delivery
  • type: Fixed

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offer cylindermotorcycleiz:

  • sold: 0
  • options: Ship-to-home
  • best offers: True
  • availability: In Stock
  • started: January 19, 2026

general cylindermotorcycleiz:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads
  • condition: New
for models: crf70, xr70, c70, for makes: honda, for years: 1970, bundle listing: yes, california prop 65 warning: california prop 65 warning, compatible make: for honda, compatible model: atc70 crf70 ct70 c70 trx70 xr70 s65, engine: 50cc, 70cc, engine type: 4-stroke, exhaust valve outside diameter: 20mm, fit 1: for honda 50cc large bore, fit 2: for honda 70cc small bore cylinder, fit for: for domed 50cc or flat top 70cc, including: cylinder head, inner bore size: 39mm, intake valve outside diameter: 23mm, items included: gasket, length: 66mm, machine type: off-road motorcycle, street motorcycle, note: no instruction included, notice: this is aftermarket replcement part., outer bore size: 47mm, quantity: as the picture show, vehicle type: motorcycle,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > cylinder heads, sku: 13458338431081722,
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